<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>悬浮变红</title>
    <script src="js/vue.js"></script>
    <style type="text/css">
    	button:hover {
    		background-color: red;
    	}
    </style>
</head>
<body>
    <div id="app">
	    <button>教父</button>
	    <button>阿甘正传</button>
	    <button>楚门的世界</button>
	    <button>盗梦空间</button>
	</div>
</body>
</html>